Add CHANGELOG

Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>

CHANGELOG.md

@@ -0,0 +1,34 @@
+# Changelog
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
+
+## [v0.3] - 2018-04-05
+### Added
+- Initial `s390x` support.
+- Support for RealTime Linux kernels (`-rt`) on `x86_64` and `arm64`.
+- Support for booting of `qcow2` disks via EFI.
+- Support for CEPH filesystems in the kernel.
+- Logging for `onboot` containers to `/var/log`
+- Changelog file.
+
+### Changed
+- Switched the default kernel to 4.14.x.
+- Update to `containerd` v1.0.3.
+- Update to `notary` v0.6.0.
+- Update WireGuard to 0.0.20180304.
+
+### Removed
+- Removed support for 4.4.x and 4.9.x kernels for `arm64`.
+
+
+## [v0.2] - 2018-01-25
+- Almost everything
+
+
+## [v0.1] - 2017-??-??
+- Sometime in 2017 we did a mini v0.1 release but we seem to have lost any trace of it :)
+
+
+## [v0.0] - 2017-04-18
+- Initial open sourceing of LinuxKit